<!DOCTYPE html>
<html>
<head>
    <title><?php echo $title; ?></title>
    <style>
        body { font-family: Arial, sans-serif; margin: 40px; }
        h1 { color: #333; }
    </style>
</head>
<body>
    <h1><?php echo $title; ?></h1>
    <p><?php echo $message; ?></p>
    
    <ul>
        <li><a href="/users">查看用户列表</a></li>
    </ul>
</body>
</html>